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Finding the Fourth Proportional to 227,127.95, 340,758.44 and 67,207.92

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Solution

The fourth proportional to 227,127.95, 340,758.44 and 67,207.92 is: 100,831.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,127.95 : 340,758.44 = 67,207.92 : x
  2. Step 2: Convert to fraction form
    227,127.95/340,758.44 = 67,207.92/x
  3. Step 3: Cross multiply
    227,127.95x = 340,758.44 × 67,207.92
  4. Step 4: Simplify right side
    227,127.95x = 22,901,665,638.81
  5. Step 5: Solve for x
    x = 22,901,665,638.81/227,127.95
  6. Step 6: Final answer
    x = 100,831.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.